Q: Which of the following is the correct conversion for 1 kilometer to miles?

$$1 \text{ km} = 0.62 \text{ miles}$$

Q: If you have 2.2 pounds, how many kilograms do you have?

$$2.2 \text{ lbs} = 1 \text{ kg}$$

Question 1

Which of the following best describes the independent variable in a scientific experiment investigating the effect of light intensity on plant growth?

Accepted Answer

The intensity of light provided to the plants

Question 2

A student uses a compound microscope to observe onion cells. If the eyepiece lens is 10x and the objective lens is 40x, what is the total magnification?

Accepted Answer

$$10 	imes 40 = 400$$

Question 3

Which of the following is the correct structural formula for carbon dioxide?

Accepted Answer

$$CO_2$$

Question 4

During a dialysis experiment, which molecule is least likely to pass through a semi-permeable membrane?

Accepted Answer

Starch

Question 5

Which of the following is NOT a step in the scientific method?

Accepted Answer

Ignoring unexpected results

Question 6

If a potato slice is placed in a hypertonic solution, what will most likely happen to the potato cells?

Accepted Answer

They will lose water and shrink

Question 7

Which of the following is the correct conversion for 1 kilometer to miles?

Accepted Answer

$$1 	ext{ km} = 0.62 	ext{ miles}$$

Question 8

Which organelle is responsible for energy production in animal cells?

Accepted Answer

Mitochondria

Question 9

Which term describes the movement of water across a selectively permeable membrane?

Accepted Answer

Osmosis

Question 10

Which of the following is a correct chemical formula for glucose?

Accepted Answer

$$C_6H_{12}O_6$

Question 11

A solution with a higher concentration of solutes compared to the cell cytoplasm is called:

Accepted Answer

Hypertonic

Question 12

Which of the following bones is found in the human arm?

Accepted Answer

Humerus

Question 13

Which of the following best describes a molecule with both a positive and negative test for each of the following: sugar, starch, lipid, and protein?

Accepted Answer

It contains some but not all of the biomolecules

Question 14

Which of the following is the correct formula for methane?

Accepted Answer

$$CH_4$$

Question 15

Which of the following terms describes the ability of a membrane to allow certain molecules to pass while blocking others?

Accepted Answer

Selective permeability

Question 16

If you have 2.2 pounds, how many kilograms do you have?

Accepted Answer

$$2.2 	ext{ lbs} = 1 	ext{ kg}$$

Question 17

Which of the following is NOT a function of proteins in living organisms?

Accepted Answer

Storing genetic information

Question 18

Which of the following is the correct formula for acetic acid?

Accepted Answer

$$CH_3COOH$$

Question 19

Which of the following best describes diffusion?

Accepted Answer

Movement of solute from high to low concentration

Question 20

Which of the following is a correct sequence of metric prefixes from largest to smallest?

Accepted Answer

Kilo, Meter, Centi, Milli, Micro

General Biology Lab Study Guide: Metric System, Microscopy, Biomolecules, Diffusion & Osmosis, and Human Bones

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